Malicious Code Vulnerability in web-uj65mn Package

web-uj65mn Updated 02 Dec 2025

Summary

01/12/2025
CRITICAL
No i
Critical
Not published

MAL-2025-191602: Malicious code in web-uj65mn (npm). Affects web-uj65mn versions 1.0.0. No fix is published. How to fix ↓

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Background

The web-uj65mn package is a JavaScript library available through npm, designed for web development tasks. It offers various functionalities aimed at simplifying web application development. However, this package has been identified as containing malicious code, making it a significant security risk for applications that depend on it.

Vulnerability Detail

The vulnerability in the web-uj65mn package arises from the inclusion of malicious code that can compromise the security of applications utilizing this package. This code may lead to unauthorized access, data breaches, or other harmful actions within the affected systems. The vulnerability was reported by ReversingLabs and is associated with version 1.0.0 of the package.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall web-uj65mn

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

As a temporary measure, you can avoid using the web-uj65mn package altogether and look for alternative packages that provide similar functionalities without the associated risks.

Conclusion

The web-uj65mn package has been identified as containing malicious code, posing a significant risk to applications that utilize it. It is essential to uninstall the affected version and monitor for updates or alternatives to ensure the security of your application.

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FAQ

The web-uj65mn package is a JavaScript library used in web development, available through npm.

The malicious code can lead to unauthorized access and potential data breaches, compromising the security of your application.

You should uninstall the package immediately and check for any updates or alternatives to mitigate the risk.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file.

You can use the Vulert playground at Vulert Scanner to check if your application is affected without requiring any signup.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall web-uj65mn

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

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